Q: Is 1,518,300 a Composite Number?

Why is 1,518,300 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,518,300 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 28 30 35 36 42 45 50 60 63 70 75 84 90 100 105 126 140 150 175 180 210 225 241 252 300 315 350 420 450 482 525 630 700 723 900 964 1,050 1,205 1,260 1,446 1,575 1,687 2,100 2,169 2,410 2,892 3,150 3,374 3,615 4,338 4,820 5,061 6,025 6,300 6,748 7,230 8,435 8,676 10,122 10,845 12,050 14,460 15,183 16,870 18,075 20,244 21,690 24,100 25,305 30,366 33,740 36,150 42,175 43,380 50,610 54,225 60,732 72,300 75,915 84,350 101,220 108,450 126,525 151,830 168,700 216,900 253,050 303,660 379,575 506,100 759,150 and 1,518,300, with no remainder.

Since 1,518,300 cannot be divided by just 1 and 1,518,300, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).